Finding the Fourth Proportional to 903,933.36, 1,247,424.60 and 496,041.96
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Solution
The fourth proportional to 903,933.36, 1,247,424.60 and 496,041.96 is: 684,536.02
Step by Step Solution
- Step 1: Write the proportion equation
903,933.36 : 1,247,424.60 = 496,041.96 : x - Step 2: Convert to fraction form
903,933.36/1,247,424.60 = 496,041.96/x - Step 3: Cross multiply
903,933.36x = 1,247,424.60 × 496,041.96 - Step 4: Simplify right side
903,933.36x = 618,774,943,536.22 - Step 5: Solve for x
x = 618,774,943,536.22/903,933.36 - Step 6: Final answer
x = 684,536.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.